Contamination precipitation
[建] 杂质的沉积
🧩 词语组成解析
contamination
[kənˌtæmi'neiʃən]
n. 污染;弄脏;毒害;玷污;
precipitation
[prɪ'sɪpə'teʃən]
n. 匆促;沉淀;（雨等）降落;某地区降雨等的量;
pre 前缀,表示….前的,预先#词根助记：pre+cipit头→ation→落在前头→降落,下降
🗣️ 情景例句
Married women should be addressed as 'Mrs.'.
已婚的女性应被称作 'Mrs。' 。
I'm going to show him how to drive a car.
我正要指点他如何开车。
Look out! There is a car coming.
小心，车来了。